package com.umeng.analytics.pro;

import android.os.Build;
import android.os.Build;

public class aj extends y {
    private static final String a = "serial";

    public aj() {
        super("serial");
    }

    public String f() {
        String v0 = Build.VERSION.SDK_INT >= 9 ? Build.SERIAL : null;
        return v0;
    }
}

